SCIENCEglobal
'Rock clock' refines time measurement of Earth's early complex animal life
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Updated 3 hours ago
First seen March 17, 2026 21:29:34Stay on top of this story
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Quick Summary
How can we measure time more than 500 million years into the past? A study recently published in Nature Communications by researchers at the University of Lausanne presents a new geological "rock clock" that allows major climate events from the dawn of complex animal life to be dated with unprecedented precision.